*National Institute on Minority Health and Health Disparities, Bethesda, MD
†Center for Health Research, Kaiser Permanente, Denver, CO
‡Department of Medicine, University of California, San Francisco, San Francisco, CA
§National Opinion Research Center (NORC) at the University of Chicago, Chicago, IL
∥Department of Family and Community Medicine, Indiana University, Indianapolis, IN
The findings and conclusions in this paper are those of the authors and do not necessarily represent the official position of the National Institutes of Health.
The authors declare no conflict of interest.
Reprints: Xinzhi Zhang, MD, PhD, Division of Clinical Innovation, National Center for Advancing Translational Sciences, 6701 Democracy Boulevard, Room 915, Bethesda, MD 20892-4874. E-mail: [email protected].